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Born on the Trail

Niki Micallef

Born on the Trail explores trail and ultra running together - learning from science, research and experience to help you and me understand and improve our training.

Platform
Substack
PricingFreemiumPublishesWeekly
Issues38SubscribersRead bornonthetrail.substack.com

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Latest Issues

Recent posts by this newsletter. Browse the email archive.

Why Female Athletes are Not Small Men

Females account for roughly half of the world’s population, and yet, they remain chronically understudied and misunderstood in endurance sports science literature. Relying on male-centric data is not just lazy science, but also a direct hin...

8 days ago
8
0

Do Menstrual Cycles Affect Training? The Science Explained with Dr. Nicky Keay

In this episode, I speak with Dr. Nicky Keay about the role hormones play in endurance training, performance, and long-term athlete health. The discussion focuses on how menstrual cycles function as an important physiological signal and why...

15 days ago
5
0

Should Training Follow the Menstrual Cycle?

Long before I decided to get certified and become a coach, friends and colleagues often suggested that I should. Each time I politely declined. While it was true that I was deeply interested in training and physiology, my experience was lim...

22 days ago
11
6

The Monthly Orientation - March 2026

A monthly check-in to help you orient your training: what to focus on, one workout worth doing, a community spotlight and content that sparked curiosity.

a month ago
3
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Authors

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  • Niki Micallef

    Ultra trail runner & certified ultra coach. Constantly looking to challenge myself and learn, both for myself & my athletes. Through Born on the Trail I use science to answer ultrarunning's biggest questions, enabling you to elevate your performance.

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